Warne Vapor Horizontal Aluminum Rings Matte Black 1 in. Medium Stanag 4694 compatible;Classic horizontal design;Easy installation;Field-proven performance;Lightweight aluminum;Lifetime warranty;Designed and made in USA;Available in 1 inch and 30mm sizes;Available in low, medium, hightable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 4000 Product Group Code: 4000C Product Sub Group 1: 4000C2 Inactive: No